Explain how the offspring receives two copies of each gene.

Sorry if this isn't a clear answer, but the offspring receives genes from its parents. Alone, the cells that the offspring has received duplicates, and they copy each other over and over.

Explanation:

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

the temperature in kelvin of 2.0 dm3 of an ideal gas is doubled and its pressure is increased by a factor of four. what is the final volume of the gas